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Primary sources on the history of science

Family-history research and genealogy guides

A family of children's podcasts exploring science, history, debate and curious questions.

Take a named gradient preset into an editable CSS and PNG generator

Map ideas, run workshops, and manage visual work on a shared canvas.

Layer-based vector drawing with procedural repeat and modifier sequences

Turn collaborative whiteboard sessions into structured work and reports.

Émilie Rigaud’s typefaces, including coordinated text and display families.

Pose characters, apply mapped materials and render illustrated scenes

Prepare model supports and save sliced layers matched to a resin printer

Create and run browser, mobile, API, performance, and accessibility checks with a hosted test platform.

Illustration tools with editable vector lines and print export controls

Capture ideas, map processes, and discuss decisions on a shared whiteboard.

Build mixed-form designs and retain editable curves, components and scene views

Turn text definitions into editable diagrams for software design notes and documentation.

Editable Salesforce views with filters, grouping and missing-field highlights

Arrange swatches and interpolate between colours in a browser workspace.

Free Mac interaction prototyping with visual patches and device inputs

Turn screen recordings into framed product videos with captions and editable zooms.

Find editable mockups with stated formats and software requirements.

Choose static, animated or multi-device mockup presentations from one design library.

Shape a complete interface palette while checking colour-pair contrast.

Open-source commerce with editable draft orders and business-selling options

Compare public social posts with filters that recalculate the totals